| Marai Kalan | |
| Settlement Type: | Census Town |
| Pushpin Map: | India Jharkhand#India3 |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Jharkhand, India |
| Coordinates: | 24.0194°N 85.357°W |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Name1: | Jharkhand |
| Subdivision Type2: | District |
| Subdivision Name2: | Hazaribagh |
| Government Type: | Federal democracy |
| Unit Pref: | Metric |
| Area Total Km2: | 2.77 |
| Population Total: | 10447 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages (*For language details see Sadar, Hazaribagh (community development block)#Language and religion) |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi, Urdu |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 825301 |
| Area Code Type: | Telephone/ STD code |
| Area Code: | 06546 |
| Registration Plate: | JH 02 |
| Blank1 Name Sec1: | Lok Sabha constituency |
| Blank1 Info Sec1: | Hazaribagh |
| Blank2 Name Sec1: | Vidhan Sabha constituency |
| Blank2 Info Sec1: | Hazaribagh |
Marai Kalam is a census town in the Sadar, Hazaribagh CD block in the Hazaribagh Sadar subdivision of the Hazaribagh district in the Indian state of Jharkhand.
Marai Kalan is located at 24.0194°N 85.357°W.
According to the 2011 Census of India, Marai Kalan (location code 368579) had a total population of 10,447, of which 5,402 (52%) were males and 5,045 (48%) were females. Population in the age range 0–6 years was 157. The total number of literate persons in Marai Kalan was 7,230 (81.47% of the population over 6 years).[1]
According to the District Census Handbook 2011, Hazaribagh, Marai Kalan covered an area of 2.77 km2. Among the civic amenities, it had 7 km roads with open drains, the protected water supply involved uncovered wells, hand pumps. It had 1,476 domestic electric connections, 14 road lighting points. Among the educational facilities it had 6 primary schools, 3 middle schools, the nearest secondary school, senior secondary school at Hazaribagh 4 km away.[2]